Unverified Commit 2d22b63f authored by Maxime Ripard's avatar Maxime Ripard
Browse files

drm/mipi-dsi: Add dev_is_mipi_dsi function 



This will be especially useful for generic panels (like panel-simple)
which can take different code path depending on if they are MIPI-DSI
devices or platform devices.

Reviewed-by: default avatarJavier Martinez Canillas <javierm@redhat.com>
Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6
Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-1-5afcaa608bdc@kernel.org


Signed-off-by: default avatarMaxime Ripard <mripard@kernel.org>
parent 55e8ff84

drivers/gpu/drm/drm_mipi_dsi.c

+2 −1
Original line number Diff line number Diff line
@@ -91,12 +91,13 @@ static const struct dev_pm_ops mipi_dsi_device_pm_ops = { 
	.restore = pm_generic_restore,

};



static const struct bus_type mipi_dsi_bus_type = {

const struct bus_type mipi_dsi_bus_type = {

	.name = "mipi-dsi",

	.match = mipi_dsi_device_match,

	.uevent = mipi_dsi_uevent,

	.pm = &mipi_dsi_device_pm_ops,

};

EXPORT_SYMBOL_GPL(mipi_dsi_bus_type);



/**

 * of_find_mipi_dsi_device_by_node() - find the MIPI DSI device matching a

include/drm/drm_mipi_dsi.h

+3 −0
Original line number Diff line number Diff line
@@ -223,6 +223,9 @@ struct mipi_dsi_multi_context { 


#define to_mipi_dsi_device(__dev)	container_of_const(__dev, struct mipi_dsi_device, dev)



extern const struct bus_type mipi_dsi_bus_type;

#define dev_is_mipi_dsi(dev)	((dev)->bus == &mipi_dsi_bus_type)



/**

 * mipi_dsi_pixel_format_to_bpp - obtain the number of bits per pixel for any

 *                                given pixel format defined by the MIPI DSI